PHP Extension

Simple AES ECB Decryption

See more Encryption Examples

Decrypt 256-bit encrypted content. PHP Extension

<?php

include("chilkat.php");

// This example assumes the Chilkat API to have been previously unlocked.
// See Global Unlock Sample for sample code.

$crypt = new CkCrypt2();

// Encrypted content (base64-encoded)
$ct = 'd/95VziAnUNKkpXr3dJBFcQqAEDWlDkc7EU2jLkYPxmr6PpLRJlgHos+/Uy28CvJsmztQ3JkJAMukVoj46QJ/7RMuqLb31cSKd1ZvMzx9J9b6q0EkmPJcSfBhf2x7v5Qvq3lz1EIH7RM61cDGf+g9p4lt6FtU2MzCqtYD+Vr29voCn5WU1CnXmks64RrbyDA1DDHOx2deJ4Kn68+KoPM9tAw9kbf4HApL1nJYU3Mfzl+MnuHuB2kJpL5GqbuNvS+4QjxuwtNGuZEEY0gOS4RIvWl/XfkxtWHMkzsKy08AO792xDGer4rL4Q1NcfI/H2V';

// 256-bit AES key (literally the 32 us-ascii bytes of this string)
$key = 'sQsPQYesBM5qEM5OSxicFatIiLM459Bu';

// Note: If your AES key is a string, and it's not clearly hex or base64, AND if the length of the string is the exact size of the AES key,
// then *literally* use the ascii chars as the AES key.

$crypt->put_CryptAlgorithm('aes');
$crypt->put_CipherMode('ecb');
$crypt->put_KeyLength(256);
// use the exact ascii bytes as the key.
$crypt->SetEncodedKey($key,'ascii');
$crypt->put_EncodingMode('base64');

$pt = $crypt->decryptStringENC($ct);

print $pt . "\n";

?>